Standards in Ductile iron pipe and fitting market.
May 23, 2024
There are a lot of standard for water supply pipe .Are you confused with these standard? Let me list and explain for you in this article.ISO9001:Quality management system -Requirment.GB13295:China local standard fo...
How to install the ductile iron pipes? Hope following news can help you .Normally, there are six step to finish installation:Clean the socket and spigot →Clean the rubber ring→Install the rubber ring to the socket e...